foundationdb/fdbrpc/TLSConnection.h

148 lines
5.0 KiB
C++

/*
* TLSConnection.h
*
* This source file is part of the FoundationDB open source project
*
* Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FLOW_TLSCONNECTION_H
#define FLOW_TLSCONNECTION_H
#pragma once
#include "flow/Platform.h"
#include "ITLSPlugin.h"
struct TLSConnection : IConnection, ReferenceCounted<TLSConnection> {
Reference<IConnection> conn;
Reference<ITLSSession> session;
Future<Void> handshook;
int write_wants, read_wants;
UID uid;
virtual void addref() { ReferenceCounted<TLSConnection>::addref(); }
virtual void delref() { ReferenceCounted<TLSConnection>::delref(); }
TLSConnection( Reference<IConnection> const& conn, Reference<ITLSPolicy> const& policy, bool is_client );
~TLSConnection() {
// Here for ordering to make sure we delref the ITLSSession
// which has a pointer to this object
session.clear();
}
virtual void close() { conn->close(); }
virtual Future<Void> onWritable();
virtual Future<Void> onReadable();
virtual int read( uint8_t* begin, uint8_t* end );
virtual int write( SendBuffer const* buffer, int limit);
virtual NetworkAddress getPeerAddress() {
NetworkAddress a = conn->getPeerAddress();
return NetworkAddress(a.ip, a.port, a.isPublic(), true);
}
virtual UID getDebugID() { return uid; }
};
struct TLSListener : IListener, ReferenceCounted<TLSListener> {
Reference<IListener> listener;
Reference<ITLSPolicy> policy;
TLSListener( Reference<ITLSPolicy> policy, Reference<IListener> listener ) : policy(policy), listener(listener) {}
virtual void addref() { ReferenceCounted<TLSListener>::addref(); }
virtual void delref() { ReferenceCounted<TLSListener>::delref(); }
virtual Future<Reference<IConnection>> accept();
virtual NetworkAddress getListenAddress() { return listener->getListenAddress(); }
};
struct TLSOptions : ReferenceCounted<TLSOptions> {
enum { OPT_TLS = 100000, OPT_TLS_PLUGIN, OPT_TLS_CERTIFICATES, OPT_TLS_KEY, OPT_TLS_VERIFY_PEERS };
TLSOptions() : certs_set(false), key_set(false), verify_peers_set(false) {}
void set_plugin_name_or_path( std::string const& plugin_name_or_path );
void set_cert_file( std::string const& cert_file );
void set_cert_data( std::string const& cert_data );
void set_key_file( std::string const& key_file );
void set_key_data( std::string const& key_data );
void set_verify_peers( std::string const& verify_peers );
void register_network();
Reference<ITLSPolicy> get_policy();
private:
void init_plugin( std::string const& plugin_path = "" );
Reference<ITLSPlugin> plugin;
Reference<ITLSPolicy> policy;
bool certs_set, key_set, verify_peers_set;
};
struct TLSNetworkConnections : INetworkConnections {
INetworkConnections *network;
explicit TLSNetworkConnections( Reference<TLSOptions> options );
virtual Future<Reference<IConnection>> connect( NetworkAddress toAddr );
virtual Future<std::vector<NetworkAddress>> resolveTCPEndpoint( std::string host, std::string service);
virtual Reference<IListener> listen( NetworkAddress localAddr );
private:
Reference<TLSOptions> options;
};
#define TLS_PLUGIN_FLAG "--tls_plugin"
#define TLS_CERTIFICATE_FILE_FLAG "--tls_certificate_file"
#define TLS_KEY_FILE_FLAG "--tls_key_file"
#define TLS_VERIFY_PEERS_FLAG "--tls_verify_peers"
#define TLS_OPTION_FLAGS \
{ TLSOptions::OPT_TLS_PLUGIN, TLS_PLUGIN_FLAG, SO_REQ_SEP }, \
{ TLSOptions::OPT_TLS_CERTIFICATES, TLS_CERTIFICATE_FILE_FLAG, SO_REQ_SEP }, \
{ TLSOptions::OPT_TLS_KEY, TLS_KEY_FILE_FLAG, SO_REQ_SEP }, \
{ TLSOptions::OPT_TLS_VERIFY_PEERS, TLS_VERIFY_PEERS_FLAG, SO_REQ_SEP },
#define TLS_HELP \
" " TLS_PLUGIN_FLAG " PLUGIN\n" \
" The name/path of a FoundationDB TLS plugin to be loaded.\n" \
" PLUGIN will be opened using dlopen (or LoadLibrary on\n" \
" Windows) and will be located using the search order\n" \
" of dlopen or LoadLibrary on your platform.\n" \
" " TLS_CERTIFICATE_FILE_FLAG " CERTFILE\n" \
" The path of a file containing the TLS certificate and CA\n" \
" chain.\n" \
" " TLS_KEY_FILE_FLAG " KEYFILE\n" \
" The path of a file containing the private key corresponding\n" \
" to the TLS certificate.\n" \
" " TLS_VERIFY_PEERS_FLAG " CONSTRAINTS\n" \
" The constraints by which to validate TLS peers. The contents\n" \
" and format of CONSTRAINTS are plugin-specific.\n"
#endif /* FLOW_TLSCONNECTION_H */